.brand-lockup{min-width:0;color:var(--text);align-items:center;gap:10px;display:inline-flex}.brand-mark{background:var(--navy);color:#fff;border-radius:10px;flex:none;place-items:center;width:34px;height:34px;font-size:11px;font-weight:800;display:grid;position:relative;overflow:hidden}.brand-mark:before{content:"B";color:#fff;letter-spacing:-.05em;place-items:center;padding-right:1px;font-size:17px;font-weight:820;display:grid;position:absolute;inset:0}.brand-mark:after{content:"";background:var(--brand);width:6px;height:6px;box-shadow:0 0 0 2px var(--navy);border-radius:999px;position:absolute;top:6px;right:6px}.brand-copy{align-items:baseline;gap:6px;min-width:0;display:flex}.brand-name{letter-spacing:-.03em;font-size:25px;font-weight:790}.brand-subtitle{color:var(--muted);font-size:13px;font-weight:600}.button{white-space:nowrap;cursor:pointer;border:1px solid #0000;border-radius:11px;justify-content:center;align-items:center;gap:9px;min-height:44px;padding:0 17px;font-size:14px;font-weight:700;transition:transform .15s,background .15s,border-color .15s,box-shadow .15s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button svg{width:17px;height:17px}.button--small{min-height:40px;padding-inline:14px;font-size:13px}.button--large{border-radius:13px;min-height:50px;padding-inline:20px;font-size:15px}.button--primary{background:var(--navy);color:#fff;box-shadow:0 10px 26px #10191826}.button--primary:hover{background:var(--navy-soft);box-shadow:0 14px 30px #1019182e}.button--secondary{border-color:var(--line-strong);background:var(--surface);color:var(--text)}.button--secondary:hover{background:#fbfcfc;border-color:#b9c6cb}.button--light{color:var(--navy);background:#fff}.button--light:hover{background:#f2f5f4}.icon-button{border:1px solid var(--line);background:var(--surface);width:40px;height:40px;color:var(--muted-strong);cursor:pointer;border-radius:11px;flex:none;place-items:center;display:grid}.icon-button:hover{color:var(--text);border-color:#bcc9ce}.icon-button svg,.mobile-menu-button svg,.sidebar-close svg,.send-button svg,.new-brain-button svg{width:18px;height:18px}